| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | held at [art] [adj] [noun pl] ' | 8 |
|
| 2 | held at [art] [adj] [noun pl] ' | 8 |
|
| 3 | held at the [adj] [noun pl] [unc] | 8 |
|
| 4 | held at [art] [adj] [noun pl] ['s] | 8 |
|
| 5 | held at [art] [adj] societies [unc] | 7 |
|
| 6 | held at [art] scientific [noun pl] [unc] | 7 |
|
